Here are 2025's most popular questions and answers from The Journal's Car Doctor column, from rotating tires to oil changes.

Shelly has quietly launched a new smart home control panel in Europe, giving users an easy way to remotely manage and control ...

World Ag Expo's 2026 Top-10 New Products Contest winners will be showcased Feb. 10-12, 2026, in Tulare. The F3 Initiative-sponsored competition featured innovations evaluated by farmers, ranchers and ...

To disable it, navigate to Settings, Picture, Picture Mode and select any mode other than Energy Saving. You'll likely need ...

When the check-engine light snaps on, it is not a suggestion, it is your car’s way of saying something in the powertrain or ...

So here is a list of controversies and highlights that defined the year 2025 in car terms, in no particular order. Liberation ...

Polar HRM works with ALL HRM compatible Equipment. This handy gadget is widely recognized for its top precision ... with the Polar H10 being the most accurate heart rate sensor in Polar's history.

Imaging technology has transformed how we observe the universe—from mapping distant galaxies with radio telescope arrays to ...

The Aqara FP300 is a battery-powered presence sensor with Thread and mmWave radar, giving HomeKit precise motion and ...

Why does stopping at a red light become automatic? New neuroscience shows how the cerebellum turns visual cues into fast, ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. An automatic transfer of funds is a banking arrangement that allows for regular, scheduled ...

The velocity of light in vacuum, c, is approximately 3 × 10 8 m s −1, fast enough to make 7.5 round-the-world trips in a single second, and to move a distance of 300 mm in 1 ns. This ultrahigh speed ...